<%--
  Created by IntelliJ IDEA.
  User: St01
  Date: 2017-9-25
  Time: 17:03
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>test</title>
</head>
<body>

<%

    if (request.getAttribute("errorMsg") != null){
        out.print(request.getAttribute("errorMsg"));
    }
%>
<div>
    <form action="filter_test.jsp" method="get">
        用户名：<input type="text" name="username">
        <input type="submit" value="load">
    </form>
</div>
</body>
</html>
